22Step 3 — Connect the USB Cable1 Make sure that the scanner is off2 Connect the USB cableConnect the USB cable provided with the scanner as shown below. Connect the scannerdirectly to the computer; do not connect the cable via a USB hub or keyboard.Connecting the USB CableConnect the flat connector to the computer, the square connector to the scanner, makingsure that each connector is correctly oriented to match the shape of the USB terminal.Using the wrong connector or attempting to insert the connectors in another orientationcould damage not only the connector, but also the scanner or computer.Connecting the Scanner• Do not connect or disconnect USB cables while Nikon Scan is starting or after it has started.• The scanner may not function as expected when used with other USB devices. Should the scanner notfunction as expected, use the scanner with all other USB devices disconnected. Do not connect two ormore scanners to the computer simultaneously.• Do not connect or disconnect USB or IEEE 1394 interface cables or operate camera control software fordigital cameras connected via USB while the scanner status LED is blinking.• After disconnecting the cable, wait a few seconds before connecting it again.USB 2.0When connected to a Windows XP, Windows 2000 Professional, or Mac OS X computer with a USB2.0 interface, the 5000 ED and COOLSCAN V ED support high-speed USB with transfer speeds up to480Mbps.COOLSCAN V EDSUPER COOLSCAN 5000 ED